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Route · BDL → DEN · 2020–2025 BTS data

Hartford to Denver

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BDL to DEN (Hartford to Denver) ranks #2834 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.5%
On-time
+5.5 pts
vs US avg
69 min
Delay when late
4,178
Flights
#2834 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Mar 2025 94%

Worst Month

Aug 2024 68%

Distance

1,671 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 79 20 0 0 WN,UA
Nov 2025 79 7 1 0 UA,WN
Oct 2025 92 6 0 0 UA,WN
Sep 2025 90 11 0 1 UA,WN
Aug 2025 93 19 0 4 WN,UA
Jul 2025 93 15 1 4 UA,WN
Jun 2025 90 16 2 4 UA,WN
May 2025 93 20 1 2 UA,WN
Apr 2025 90 29 0 0 UA,WN
Mar 2025 93 6 0 0 UA,WN
Feb 2025 84 24 0 0 UA,WN
Jan 2025 91 14 0 0 UA,WN
Dec 2024 79 11 0 0 UA,WN
Nov 2024 80 15 0 0 UA,WN
Oct 2024 93 10 1 0 UA,WN
Sep 2024 90 12 0 0 WN,UA
Aug 2024 93 30 0 2 WN,UA
Jul 2024 87 26 1 1 UA,WN
Jun 2024 86 20 1 2 UA,WN
May 2024 62 10 1 0 UA
Apr 2024 60 11 0 0 UA
Mar 2024 32 0 0 0 UA
Jan 2024 32 1 9 0 WN,UA
Dec 2023 36 2 0 0 UA,WN

BDL–DEN seasonal on-time pattern

Best: October (91.0%) · weakest: February (74.9%)

70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 80.7%

Strongest calendar month

October

91.0% on-time · ~70 flights/mo

Busiest calendar month

August

~77 flights/mo avg

Weakest calendar month

February

74.9% on-time · ~49 flights/mo

Cancellation Rate

0.9%

18 of 1,897 flights

Diversion Rate

1.1%

20 of 1,897 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

BDL - Hartford

Full on-time, delay-cause, and seasonal performance for Hartford, CT.

BDL on-time profile

DEN - Denver

Full on-time, delay-cause, and seasonal performance for Denver, CO.

DEN on-time profile

Compare the two airports

See BDL and DEN side by side on delays, cancellations, and reliability.

Compare BDL vs DEN

Origin-hub reliability standing

Mid-pack among BDL departures

From BDL, this corridor sits with 13 other 75–85% on-time routes out of 22 tracked departures, not the hub's reliability leaders (7 at ≥85%) and not the softest ( 2 below 75%). Destination: Denver · fleet on-time rank #1389 of 4927.

What the Data Says About BDL to DEN

Bureau of Transportation Statistics records show Hartford to Denver (BDL to DEN) running a 84.5% on-time rate over 4,178 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 69.1 minutes. The 1,671-mile corridor is served by 13 carriers, and over the last 24 months 0.9% of 1,897 flights were cancelled, 1.1% diverted.

The monthly split is wide on this route: Mar 2025 posted the strongest performance at 94% on-time, while Aug 2024 came in at just 68% - a 26-point swing worth factoring into travel timing.

On the multi-year calendar, BDL–DEN peaks in October at 91.0% on-time while August carries the heaviest traffic (~77 flights per month) ; the softest month is February at 74.9%, a 16.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BDL to DEN rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BDL to DEN ranks #2834 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from BDL to DEN? ▼
Flights from Hartford to Denver have a 84.5% on-time rate based on 4,178 flights. The average delay is 69.1 minutes. The best recent month was Mar 2025 with 94% on-time.
What is the cancellation rate for BDL to DEN? ▼
Over the last 24 months, 0.9% of flights on this route were cancelled (18 of 1,897 flights) and 1.1% were diverted.
How far is the flight from BDL to DEN? ▼
The flight distance from Hartford (BDL) to Denver (DEN) is approximately 1,671 miles. This route is served by 13 carriers.
When is the best time to fly from BDL to DEN? ▼
The best recent month for on-time performance was Mar 2025 (94% on-time). The worst was Aug 2024 (68% on-time). Consider booking during months with historically better performance.

Airports on this route

BDL Airport

Hartford
DEN Airport

Denver
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using BDL–DEN data

BDL–DEN runs 5.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BDL and DEN airport profiles: delay causes and top routes differ even on the same corridor. BDL airport
  • If your dates flex, October (91.0% on-time) beats February (74.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.5% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.